Keeping, or keepers, &c., i.e. appointed for that work, as soon as they were capable of it. Of the sanctuary, i.e. of those holy things contained in or nearly belonging to the sanctuary, expressed Numbers 3:31.
Related Commentaries of Numbers 3:28
Numbers 3:28
28 In the number of all the males, from a month old and upward, were eight thousand and six hundred, keeping the charge of the sanctuary.